00:26:19 [elastic-7] r.c.scheduler.Schedulers - Scheduler worker in group main failed with an uncaught exception
reactor.core.Exceptions$ErrorCallbackNotImplemented: ClientException{request=ClientRequest{method=DELETE, url='/channels/218987399236157441/messages/579162799515631617/reactions/%E2%9D%8C/140245257416736769', headers=DefaultHttpHeaders[]}, status=404 Not Found, headers=DefaultHttpHeaders[Date: Sat, 18 May 2019 04:26:14 GMT, Content-Type: application/json, Content-Length: 45, Connection: keep-alive, Set-Cookie: __cfduid=d34a0ae4a1a18d931eb588afc2eb234b71558153574; expires=Sun, 17-May-20 04:26:14 GMT; path=/; domain=.discordapp.com; HttpOnly, Strict-Transport-Security: max-age=31536000; includeSubDomains, X-RateLimit-Limit: 1, X-RateLimit-Remaining: 0, X-RateLimit-Reset: 1558153575, Via: 1.1 google, Alt-Svc: clear, Expect-CT: max-age=604800, report-uri="https://report-uri.cloudflare.com/cdn-cgi/beacon/expect-ct", Server: cloudflare, CF-RAY: 4d8b12611e31c1b6-IAD], errorResponse=ErrorResponse{fields={code=10008, message=Unknown Message}}}
Caused by: discord4j.rest.http.client.ClientException: DELETE /channels/218987399236157441/messages/579162799515631617/reactions/%E2%9D%8C/140245257416736769 returned 404 Not Found with response {code=10008, message=Unknown Message}
	at discord4j.rest.http.client.DiscordWebClient.clientException(DiscordWebClient.java:171)
	at discord4j.rest.http.client.DiscordWebClient.lambda$null$7(DiscordWebClient.java:148)
	at reactor.core.publisher.MonoFlatMap$FlatMapMain.onNext(MonoFlatMap.java:118)
	at reactor.core.publisher.FluxOnAssembly$OnAssemblySubscriber.onNext(FluxOnAssembly.java:345)
	at reactor.core.publisher.Operators$MonoSubscriber.complete(Operators.java:1510)
	at reactor.core.publisher.MonoFlatMap$FlatMapInner.onNext(MonoFlatMap.java:241)
	at reactor.core.publisher.FluxOnAssembly$OnAssemblySubscriber.onNext(FluxOnAssembly.java:345)
	at reactor.core.publisher.FluxPeekFuseable$PeekFuseableSubscriber.onNext(FluxPeekFuseable.java:204)
	at reactor.core.publisher.FluxOnAssembly$OnAssemblySubscriber.onNext(FluxOnAssembly.java:345)
	at reactor.core.publisher.FluxMapFuseable$MapFuseableSubscriber.onNext(FluxMapFuseable.java:121)
	at reactor.core.publisher.FluxOnAssembly$OnAssemblySubscriber.onNext(FluxOnAssembly.java:345)
	at reactor.core.publisher.FluxHandle$HandleSubscriber.onNext(FluxHandle.java:113)
	at reactor.core.publisher.FluxOnAssembly$OnAssemblySubscriber.onNext(FluxOnAssembly.java:345)
	at reactor.core.publisher.FluxMapFuseable$MapFuseableConditionalSubscriber.onNext(FluxMapFuseable.java:287)
	at reactor.core.publisher.FluxOnAssembly$OnAssemblySubscriber.onNext(FluxOnAssembly.java:345)
	at reactor.core.publisher.FluxUsing$UsingFuseableSubscriber.onNext(FluxUsing.java:350)
	at reactor.core.publisher.FluxOnAssembly$OnAssemblySubscriber.onNext(FluxOnAssembly.java:345)
	at reactor.core.publisher.FluxFilterFuseable$FilterFuseableSubscriber.onNext(FluxFilterFuseable.java:113)
	at reactor.core.publisher.FluxOnAssembly$OnAssemblySubscriber.onNext(FluxOnAssembly.java:345)
	at reactor.core.publisher.Operators$MonoSubscriber.complete(Operators.java:1510)
	at reactor.core.publisher.MonoReduceSeed$ReduceSeedSubscriber.onComplete(MonoReduceSeed.java:156)
	at reactor.core.publisher.FluxOnAssembly$OnAssemblySubscriber.onComplete(FluxOnAssembly.java:355)
	at reactor.core.publisher.FluxMap$MapSubscriber.onComplete(FluxMap.java:136)
	at reactor.netty.channel.FluxReceive.terminateReceiver(FluxReceive.java:390)
	at reactor.netty.channel.FluxReceive.drainReceiver(FluxReceive.java:197)
	at reactor.netty.channel.FluxReceive.onInboundComplete(FluxReceive.java:338)
	at reactor.netty.channel.ChannelOperations.onInboundComplete(ChannelOperations.java:350)
	at reactor.netty.channel.ChannelOperations.terminate(ChannelOperations.java:399)
	at reactor.netty.http.client.HttpClientOperations.onInboundNext(HttpClientOperations.java:555)
	at reactor.netty.channel.ChannelOperationsHandler.channelRead(ChannelOperationsHandler.java:91)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:374)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:360)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:352)
	at io.netty.handler.codec.MessageToMessageDecoder.channelRead(MessageToMessageDecoder.java:102)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:374)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:360)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:352)
	at io.netty.channel.CombinedChannelDuplexHandler$DelegatingChannelHandlerContext.fireChannelRead(CombinedChannelDuplexHandler.java:438)
	at io.netty.handler.codec.ByteToMessageDecoder.fireChannelRead(ByteToMessageDecoder.java:323)
	at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:297)
	at io.netty.channel.CombinedChannelDuplexHandler.channelRead(CombinedChannelDuplexHandler.java:253)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:374)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:360)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:352)
	at io.netty.handler.ssl.SslHandler.unwrap(SslHandler.java:1478)
	at io.netty.handler.ssl.SslHandler.decodeJdkCompatible(SslHandler.java:1227)
	at io.netty.handler.ssl.SslHandler.decode(SslHandler.java:1274)
	at io.netty.handler.codec.ByteToMessageDecoder.decodeRemovalReentryProtection(ByteToMessageDecoder.java:502)
	at io.netty.handler.codec.ByteToMessageDecoder.callDecode(ByteToMessageDecoder.java:441)
	at io.netty.handler.codec.ByteToMessageDecoder.channelRead(ByteToMessageDecoder.java:278)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:374)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:360)
	at io.netty.channel.AbstractChannelHandlerContext.fireChannelRead(AbstractChannelHandlerContext.java:352)
	at io.netty.channel.DefaultChannelPipeline$HeadContext.channelRead(DefaultChannelPipeline.java:1408)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:374)
	at io.netty.channel.AbstractChannelHandlerContext.invokeChannelRead(AbstractChannelHandlerContext.java:360)
	at io.netty.channel.DefaultChannelPipeline.fireChannelRead(DefaultChannelPipeline.java:930)
	at io.netty.channel.nio.AbstractNioByteChannel$NioByteUnsafe.read(AbstractNioByteChannel.java:163)
	at io.netty.channel.nio.NioEventLoop.processSelectedKey(NioEventLoop.java:682)
	at io.netty.channel.nio.NioEventLoop.processSelectedKeysOptimized(NioEventLoop.java:617)
	at io.netty.channel.nio.NioEventLoop.processSelectedKeys(NioEventLoop.java:534)
	at io.netty.channel.nio.NioEventLoop.run(NioEventLoop.java:496)
	at io.netty.util.concurrent.SingleThreadEventExecutor$5.run(SingleThreadEventExecutor.java:906)
	at io.netty.util.internal.ThreadExecutorMap$2.run(ThreadExecutorMap.java:74)
	at java.lang.Thread.run(Thread.java:748)
	Suppressed: reactor.core.publisher.FluxOnAssembly$OnAssemblyException:
Assembly trace from producer [reactor.core.publisher.MonoFlatMap] :
	reactor.core.publisher.Mono.flatMap(Mono.java:2490)
	discord4j.rest.http.client.DiscordWebClient.lambda$null$10(DiscordWebClient.java:148)
Error has been observed by the following operator(s):
	|_	Mono.flatMap ? discord4j.rest.http.client.DiscordWebClient.lambda$null$10(DiscordWebClient.java:148)
	|_	Mono.switchIfEmpty ? discord4j.rest.http.client.DiscordWebClient.lambda$null$10(DiscordWebClient.java:149)
	|_	Mono.doFinally ? reactor.netty.http.client.HttpClientFinalizer.lambda$responseSingle$7(HttpClientFinalizer.java:97)
	|_	Mono.flatMap ? reactor.netty.http.client.HttpClientFinalizer.responseSingle(HttpClientFinalizer.java:95)
	|_	Mono.flatMap ? discord4j.rest.http.client.DiscordWebClient.exchange(DiscordWebClient.java:136)
	|_	Mono.flatMap ? discord4j.rest.request.RequestStream$RequestSubscriber.lambda$hookOnNext$4(RequestStream.java:189)
	|_	Flux.concatMap ? reactor.retry.DefaultRetry.apply(DefaultRetry.java:115)
	|_	Mono.retryWhen ? discord4j.rest.request.RequestStream$RequestSubscriber.lambda$hookOnNext$4(RequestStream.java:190)
	|_	Mono.transform ? discord4j.rest.request.RequestStream$RequestSubscriber.lambda$hookOnNext$4(RequestStream.java:191)
	|_	Flux.concatMap ? reactor.retry.DefaultRetry.apply(DefaultRetry.java:115)
	|_	Mono.retryWhen ? discord4j.rest.request.RequestStream$RequestSubscriber.lambda$hookOnNext$4(RequestStream.java:192)
	|_	Mono.log ? discord4j.rest.request.RequestStream$RequestSubscriber.lambda$hookOnNext$4(RequestStream.java:193)
	|_	Mono.doFinally ? discord4j.rest.request.RequestStream$RequestSubscriber.lambda$hookOnNext$4(RequestStream.java:194)
	|_	Mono.usingWhen ? discord4j.rest.request.GlobalRateLimiter.withLimiter(GlobalRateLimiter.java:95)
	|_	Mono.flatMap ? discord4j.rest.request.DefaultRouter.exchange(DefaultRouter.java:92)
	|_	Mono.publishOn ? discord4j.rest.request.DefaultRouter.exchange(DefaultRouter.java:101)